Fecal Response: Difference between revisions
Matt Parnell (talk | contribs) No edit summary |
Matt Parnell (talk | contribs) No edit summary |
||
| (3 intermediate revisions by the same user not shown) | |||
| Line 1: | Line 1: | ||
This document is intended to fulfill the EGLE R 325.2194a contingency plan required by the state of Michigan. | This document is intended to fulfill the EGLE R 325.2194a contingency plan required by the state of Michigan. | ||
The procedures are based upon the PHTA Operator Handbook (2017), EGLE Suggested Practices For Continegency and Emergency Response Plans For Public Swimming Pools and CDC Fecal Incident Response Recommendations for Aquatic Staff (2018). | |||
== Formed Stool == | == Formed Stool == | ||
| Line 8: | Line 10: | ||
# Remove the contaminant from the pool and discard in a sanitary matter. Vacuuming to remove the contaminant is not recommended. | # Remove the contaminant from the pool and discard in a sanitary matter. Vacuuming to remove the contaminant is not recommended. | ||
# Clean and disinfect the net or scoop. | # Clean and disinfect the net or scoop. | ||
# Ensure the free available chlorine is at least 2 | # Ensure the free available chlorine is at least 2 mg/L (raise as needed), the pH is 7.5 or less and the temperature is 77 °F or higher. | ||
# Maintain the chlorine concentration for the period defined by the table below before opening the pool. | # Maintain the chlorine concentration for the period defined by the table below before opening the pool. | ||
# Ensure the filtration system is operational while the pool reaches and maintains proper free chlorine concentration. | # Ensure the filtration system is operational while the pool reaches and maintains proper free chlorine concentration. | ||
# Document the incident on the monthly operation report or a separate log sheet (see [[#Documenting|Documenting]], below). | # Document the incident on the monthly operation report or a separate log sheet (see [[#Documenting|Documenting]], below). | ||
# The pool may be re-opened | # The pool may be re-opened once the required CT value has been achieved, the free available chlorine level has been returned to 1 to 5 mg/L and the pH is within the normal range of 7.2 to 7.5. | ||
{| class="wikitable" | {| class="wikitable" | ||
| Line 55: | Line 57: | ||
<ol> | <ol> | ||
<li>Immediately close the pool. Direct all occupants to leave the pool area.<li> | <li>Immediately close the pool. Direct all occupants to leave the pool area.<li> | ||
<li>Raise the free available chlorine to 20 mg/L | <li>Raise the free available chlorine to 20 mg/L and maintain the pH between 7.2 and 7.5. | ||
<ul> | <ul> | ||
<li>Sample at least three widely spaced locations away from the water return outlets to verify measurements.</li> | <li>Sample at least three widely spaced locations away from the water return outlets to verify measurements.</li> | ||
| Line 67: | Line 69: | ||
<li>Bring the free available chlorine level to the normal range (2 mg/L to 5 mg/L) and ensure the pH is between 7.2 and 7.5. This may be accomplished by dilution (re-filling the pool) or chlorine breakdown over time (may be faster during daylight hours due to UV exposure). | <li>Bring the free available chlorine level to the normal range (2 mg/L to 5 mg/L) and ensure the pH is between 7.2 and 7.5. This may be accomplished by dilution (re-filling the pool) or chlorine breakdown over time (may be faster during daylight hours due to UV exposure). | ||
<li> | <li> | ||
<li>Document the incident on the monthly operation report or a separate log sheet (see [[#Documenting|Documenting]], below).</li> | |||
<li>The pool may be re-opened once the required CT value has been achieved, the free available chlorine level has been returned to 1 to 5 mg/L and the pH is within the normal range of 7.2 to 7.5.</li> | |||
</ol> | </ol> | ||